1428616143147 has 4 divisors (see below), whose sum is σ = 1904821524200. Its totient is φ = 952410762096.

The previous prime is 1428616143133. The next prime is 1428616143167. The reversal of 1428616143147 is 7413416168241.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1428616143147 - 2¹⁰ = 1428616142123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1428616143096 and 1428616143105.

It is not an unprimeable number, because it can be changed into a prime (1428616143127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238102690522 + ... + 238102690527.

It is an arithmetic number, because the mean of its divisors is an integer number (476205381050).

Almost surely, 2^{1428616143147} is an apocalyptic number.

1428616143147 is a deficient number, since it is larger than the sum of its proper divisors (476205381053).

1428616143147 is an equidigital number, since it uses as much as digits as its factorization.

1428616143147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476205381052.

The product of its digits is 774144, while the sum is 48.

The spelling of 1428616143147 in words is "one trillion, four hundred twenty-eight billion, six hundred sixteen million, one hundred forty-three thousand, one hundred forty-seven".